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CIO

American  
Or C.I.O.

abbreviation

  1. Business. chief information officer: an executive in an organization who oversees policies and decisions relating to information technology and computer systems.

  2. Business. chief investment officer: an executive in an organization who oversees financial assets.

  3. Congress of Industrial Organizations.


CIO British  

abbreviation

  1. Congress of Industrial Organizations See also AFL-CIO

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Co-author Alap Shah, CIO of Lotus Technology Management, confirmed on Bloomberg TV that his firm was short names in these sectors.

From MarketWatch • Mar. 19, 2026

“You’ve got this somewhat dystopian narrative permeating the psychology of the market” with respect to AI and jobs, asset-management firm’s CIO says.

From The Wall Street Journal • Mar. 1, 2026

Northern Trust Asset Management looks at active management three ways across its 40 active mutual funds and ETFs, says Anwiti Bahuguna, global co-chief investment officer and CIO of multi-asset investments.

From Barron's • Feb. 26, 2026

Nancy Tengler, CEO and CIO of Laffer Tengler Investments, wrote on Wednesday that she’s focusing on investing in software companies that prove they have a strong growth trajectory amid the AI noise.

From Barron's • Feb. 26, 2026

Men of the hills have been quite baffled by CIO and other union cards.

From Blue Ridge Country by Caldwell, Erskine